From: Paul B Mahol <onemda@gmail.com>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH v2 9/9] avformat/pcm: decrease target audio frame per sec to 10
Date: Sun, 17 Mar 2024 13:44:50 +0100
Message-ID: <CAPYw7P7HFSnjUFB-_WGbHGUVBwXH1i6U-WvTVfBF-L1OKKVTcQ@mail.gmail.com> (raw)
In-Reply-To: <2917437f-8f3d-f093-9670-5ee5f4380001@passwd.hu>
On Thu, Mar 14, 2024 at 11:30 PM Marton Balint <cus@passwd.hu> wrote:
>
>
> On Thu, 14 Mar 2024, Paul B Mahol wrote:
>
> > This is just ugly hack for workaround around broken ffmpeg threading.
>
> This actually improves single threaded performance as well, check it with
> ffprobe if you want. Sure, the reason I turned my attention to this is
> the speed loss of ffmpeg.c because of threaded processing, but this is an
> improvement regardless of threaded or non-threaded use.
>
The single thread improvement is less drastic than multi-threading drop
with small packets.
Just compare with using API directly and avoiding ffmpeg.c threading mess.
>
> Regards,
> Marton
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next prev parent reply other threads:[~2024-03-17 12:45 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-05 22:51 [FFmpeg-devel] [PATCH 1/9] avcodec/bsf/pcm_rechunk: reorder supported codec list Marton Balint
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 2/9] avcodec/bsf/pcm_rechunk: add some more supported PCM formats Marton Balint
2024-03-06 14:18 ` Stefano Sabatini
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 3/9] avformat/daudenc: force 2000 sample packet size with a bsf Marton Balint
2024-03-06 14:24 ` Stefano Sabatini
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 4/9] fate: make filter-channelsplit test use a fixed frame size Marton Balint
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 5/9] fate: use a fixed wav demux packet size for amix tests Marton Balint
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 6/9] fate: use atrim filter instead of -frames:a 20 for fate-filter-tremolo Marton Balint
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 7/9] avformat/pcm: use a common default packet size function for both wav and pcm Marton Balint
2024-03-06 20:37 ` Michael Niedermayer
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 8/9] avformat/pcm: remove max samples cap when calculating the default packet size Marton Balint
2024-03-05 22:51 ` [FFmpeg-devel] [PATCH 9/9] avformat/pcm: decrease target audio frame per sec to 10 Marton Balint
2024-03-06 13:47 ` [FFmpeg-devel] [PATCH 1/9] avcodec/bsf/pcm_rechunk: reorder supported codec list Stefano Sabatini
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 " Marton Balint
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 2/9] avcodec/bsf/pcm_rechunk: add some more supported PCM formats Marton Balint
2024-03-09 16:21 ` Stefano Sabatini
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 3/9] avformat/daudenc: force 2000 sample packet size with a bsf Marton Balint
2024-03-09 16:23 ` Stefano Sabatini
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 4/9] fate: make filter-channelsplit test use a fixed frame size Marton Balint
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 5/9] fate: use a fixed wav demux packet size for amix tests Marton Balint
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 6/9] fate: use atrim filter instead of -frames:a 20 for fate-filter-tremolo Marton Balint
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 7/9] avformat/pcm: factorize and improve determining the default packet size Marton Balint
2024-03-12 21:31 ` Marton Balint
2024-03-14 23:18 ` [FFmpeg-devel] [PATCH v3 " Marton Balint
2024-03-16 8:45 ` Marton Balint
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 8/9] avformat/wavdec: use ff_pcm_default_packet_size for " Marton Balint
2024-03-08 0:53 ` [FFmpeg-devel] [PATCH v2 9/9] avformat/pcm: decrease target audio frame per sec to 10 Marton Balint
2024-03-14 8:10 ` Tobias Rapp
2024-03-14 11:12 ` Paul B Mahol
2024-03-14 22:30 ` Marton Balint
2024-03-17 12:44 ` Paul B Mahol [this message]
2024-03-14 22:04 ` Marton Balint
2024-03-15 7:54 ` Tobias Rapp
2024-03-09 16:20 ` [FFmpeg-devel] [PATCH v2 1/9] avcodec/bsf/pcm_rechunk: reorder supported codec list Stefano Sabatini
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